S-3313N11 1/4"-20 x 3 ft. ASTM A354BD Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 150,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance with zinc yellow-chromate plating protects against rust and extends service life in harsh industrial environments.
• Precision Class 3A thread fit provides tight tolerances for secure mating with nuts, minimizing backlash and improving assembly accuracy.
• Full threading along the 3-foot length offers versatile positioning and adjustment capabilities, saving time during installation.
• High hardness (Rockwell C33) enhances wear resistance, maintaining thread integrity through repeated use and vibrations.
• Compliance with ASTM A354BD Grade BD guarantees consistent quality and mechanical properties for dependable engineering use.
• Coarse UNC thread design allows for quick assembly and disassembly, ideal for maintenance and construction tasks.

Professional Applications & Engineering Value

This 1/4"-20 UNC threaded rod is engineered to address common challenges in demanding sectors like construction, machinery assembly, and structural framing. The zinc yellow-chromate plated steel material provides a robust barrier against moisture and chemicals, preventing corrosion that can compromise joint integrity over time. With its fully threaded design and right-hand thread direction, it enables flexible fastening solutions in tight spaces, while the coarse thread spacing ensures rapid installation without sacrificing hold. Ideal for applications requiring high load-bearing capacity, such as support systems and heavy-duty equipment, this rod delivers consistent performance under stress, reducing downtime and maintenance costs. Its adherence to ASTM A354BD standards ensures that engineers and procurement specialists can trust its reliability for critical projects.

Specification Summary & Compliance

This threaded rod features a 1/4"-20 UNC thread size with Class 3A thread fit for precise dimensional accuracy, and it is fully compliant with ASTM A354BD Grade BD specifications. The product meets industry standards for tensile strength and hardness, ensuring consistent performance in various industrial applications. Additionally, it conforms to common regulatory requirements for material safety, such as RoHS and REACH, supporting its use in global supply chains.